raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3168

Sillence syndrome

historical

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Infancy, Neonatal
Status
historical

A rare genetic syndrome with limb malformations as a major feature characterized by brachydactyly and distal symphalangism, pes cavus, scoliosis, and normal stature. There have been no further descriptions in the literature since 1978.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSillence syndrome
frSyndrome de Sillence
deSillence-Syndrom
esSíndrome de Sillence
itSindrome di Sillence
nlSyndroom van Sillence
ptSíndrome SillenceSíndrome de braquidactilia-sinfalangismo
plZespół SillenceZespół brachydaktylia-symfalangizm
csSillencův syndromSyndrom zahrnující brachydaktylii a symfalangismus
ukСиндром СілленсаСиндром брахідактилії-симфалангізму
zhSillence综合征短指(趾)畸形-指趾关节粘连综合征
trSillence sendromuBrakidaktili-semfalangizm sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM113450Evalidated
ICD-10Q74.8NTBTattributedvalidated
MONDO0007227Evalidated
MeSHC537338Evalidated
UMLSC1862092Evalidated
GARD4869Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families5 casesWorldwideCase(s)Validated671485[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

26 annotations · validated 2017-04-06
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001156Brachydactyly
HP:0001761Pes cavus
Frequent (79-30%)
HP:0010239Aplasia of the middle phalanx of the hand
HP:0003180Flat acetabular roof
HP:0001840Metatarsus adductus
HP:0002650Scoliosis
HP:0005819Short middle phalanx of finger
Occasional (29-5%)
HP:0009832Abnormal distal phalanx morphology of finger
HP:0001597Abnormal nail morphology
HP:0009834Abnormal proximal phalanx morphology of the hand
HP:0003468Abnormal vertebral morphology
HP:0010052Abnormality of the proximal phalanx of the hallux
HP:0003418Back pain
HP:0001783Broad metatarsal
HP:0011304Broad thumb
HP:0001782Bulbous tips of toes
HP:0012385Camptodactyly
HP:0006170Chess-pawn distal phalanges
HP:0000286Epicanthus
HP:0008419Intervertebral disc degeneration
HP:0008818Large iliac wings
HP:0004679Large tarsal bones
HP:0000300Oval face
HP:0000926Platyspondyly
HP:0009381Short finger
HP:0001533Slender build

Annotation source: 671485[PMID]

7

Sources for this card